Thomas Edison's 'lost' idea: A device to hear the dead

One of Thomas Edison's little-known ambitions was to build a device to hear the voices of the dead, according to a nearly lost chapter of the inventor's memoirs which is being republished in France this week.

Light technologies illuminate global challenges

During these dark winter months, spare a thought for artificial lights. From strings of lights adding holiday cheer to artificial sunlamps alleviating seasonal affective disorder, they brighten our days. And light's applications ...

How computing is transforming materials science research

In the United States, the start of 2014 marked the end of an era—the "death" of incandescent light bulbs. Not that all 40- and 60-watt incandescent light bulbs simultaneously stopped working on January 1, 2014, but their ...

Carnegie Mellon startup, Neon, named Edison Award finalist

Carnegie Mellon University startup Neon has been named a 2013 finalist by the internationally renowned Edison Awards. The distinguished awards, which aim to inspire creativity, innovation and ingenuity, are named after Thomas ...

Soundtrack to history: 1878 Edison audio unveiled

(AP)—Researchers have recovered and digitized what experts say is the oldest playable recording of an American voice and history's first-ever recorded musical performance.

page 2 from 4